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Cassowaries are deadliest and dangerous birds in the world.

Cassowaries are striking to look at with a vivid blue face, two red wattles hanging from their neck and a casque on top of their heads. It is covered in dense, two-quilled black feathers from a distance look like a hair. Female cassowaries are larger than males and even more brightly colored. They are well known to live up to 19 years in the wild and 40 years in captivity. 

Male or female cassowaries may initiate courtship. If male initiates, female chases male at first but then allows male to approach and feed together. Once the eggs are laid which about three to six green eggs. It is the male sole responsibility to incubate eggs which takes around 50 days. Once the eggs are hatch, males raise the chicks and reaches the young cassowaries to forage. Young cassowaries reach maturity at around 3 years. 

The cassowaries are considered the most dangerous bird in the world. Each 3-toed foot have a dagger-like claw on the inner toes that is up to 4 inches long. They can slice open any predators or potential threat with a a single swift kick. Powerful legs help to run cassowaries up to 31 miles per hour through the dense forest underbush. The first confirmed human death attributes to cassowary in April 1926 when the victim received a fatal blow to the neck.

Saltwater Crocodiles have a reputation as a man-eater and deadly predators.

Saltwater crocodiles also known as estuarine crocodiles. They are enormous creatures and world’s largest living reptiles and largest crocodile in the world. The average male is 5 meter in length and weighs around 500 kg while females are significantly smaller with the average females saltwater crocodile measuring a little under 3 meter length and weighing less than 300 kg. Saltwater crocodiles are opportunistic predators as they lurk prey near the water’s edge and feed on anything they can get their jaws on including water buffalo, monkey and human.

Saltwater crocodiles must come ashore to warm up in the sun and to nest. They produce through internal fertilization , and females carefully look over their nest after laying a clutch of 50 eggs. In addition to protect their eggs from potential predators, females carry new hatching to nearby bodies of water to protect young for at least several months. The temperature of the nest in which eggs are lain determines the sex of the offspring. Lower incubation temperatures mostly females, higher temperatures mostly males.

Saltwater crocodiles can easily crush human with their jaws. A human can apply 100 pounds of pressure per square inch with their jaw, whereas a crocodile can apply to 5000 pounds of pressure per square inch with their jaws. Although they are known to attack humans, they are reported to kill on average less than one human per year. Did you know that crocodiles really sleep with one open? They are capable unihemispheric sleep which involves shutting down only half or their at a time, keeping the other half alert to danger.

Chestnut-fronted macaws are mini macaws with big brains and intelligent.

Chestnut-fronted macaws are mostly shimmery green with dark, chestnut-colored patches on their forehead and under their beaks. The crown of their head has a patch of iridescent blue feathers and they bear distinctive red patches on the edges on their wings. Chesnut-fronted macaws exhibit classic bare macaw facial patches and it is a monomorphic bird which means that males and females are identical. Chestnut-fronted macaws can be expected to live up to 30 years or even longer in some.

Chestnut-fronted macaws nest in a hole in a tree. The eggs are white and there are usually two or three in a clutch. The females incubate the eggs for about 28 days and the chicks fledge from the nest about 70 years after hatching. Juveniles of Chesnut-fronted macaws have dark grey eyes and shorter tails. They will reach reproductive maturity when they are about 3 to 4 years old.

Chestnut-fronted macaws are some of the smartest mini macaws since they are capable of learning full phrases simply by listening to people in the house.  They will likely learn from hearing you and other members of your family speak. They can also teach their mini macaws basic tricks such as handshake or dance. Aside from that, Chesnut-fronted macaws are also curios and they love puzzles and games and can become enamored by shiny things.

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